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-rw-r--r--crypto/async_tx/async_memcpy.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/crypto/async_tx/async_memcpy.c b/crypto/async_tx/async_memcpy.c
index 047e533fcc5b..e8c8956ef1dd 100644
--- a/crypto/async_tx/async_memcpy.c
+++ b/crypto/async_tx/async_memcpy.c
@@ -35,7 +35,7 @@
* @src: src page
* @offset: offset in pages to start transaction
* @len: length in bytes
- * @flags: ASYNC_TX_ASSUME_COHERENT, ASYNC_TX_ACK, ASYNC_TX_DEP_ACK,
+ * @flags: ASYNC_TX_ACK, ASYNC_TX_DEP_ACK,
* @depend_tx: memcpy depends on the result of this transaction
* @cb_fn: function to call when the memcpy completes
* @cb_param: parameter to pass to the callback routine
@@ -55,20 +55,15 @@ async_memcpy(struct page *dest, struct page *src, unsigned int dest_offset,
if (tx) { /* run the memcpy asynchronously */
dma_addr_t addr;
- enum dma_data_direction dir;
pr_debug("%s: (async) len: %zu\n", __FUNCTION__, len);
- dir = (flags & ASYNC_TX_ASSUME_COHERENT) ?
- DMA_NONE : DMA_FROM_DEVICE;
-
- addr = dma_map_page(device->dev, dest, dest_offset, len, dir);
+ addr = dma_map_page(device->dev, dest, dest_offset, len,
+ DMA_FROM_DEVICE);
tx->tx_set_dest(addr, tx, 0);
- dir = (flags & ASYNC_TX_ASSUME_COHERENT) ?
- DMA_NONE : DMA_TO_DEVICE;
-
- addr = dma_map_page(device->dev, src, src_offset, len, dir);
+ addr = dma_map_page(device->dev, src, src_offset, len,
+ DMA_TO_DEVICE);
tx->tx_set_src(addr, tx, 0);
async_tx_submit(chan, tx, flags, depend_tx, cb_fn, cb_param);

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